CONFIG_PPC_PCI_CHOICE is not available for thedefaultarchitecture x86.
Result is shown for architecture powerpc
default or selected kernelversion does not have config value CONFIG_PPC_PCI_CHOICE.
Result is shown for kernelversion 6.9.9

CONFIG_PPC_PCI_CHOICE (not configurable)

configname: CONFIG_PPC_PCI_CHOICE

Linux Kernel Configuration
└─>Bus options
└─>PPC_PCI_CHOICE
In linux kernel since version 2.6.27 (release Date: 2008-10-09)  
is depended by
CONFIG_XILINX_ML510